Mechanical Engineer

29 ott - Corsico
Aecom

Job Description

AECOM’s Enterprise Capabilities is seeking a Mechanical Engineer to join the Mechanical Engineering team in Milan, Italy.

The position is suited for engineers with around 5 years of experience in HVAC and mechanical building services, with exposure to data centers or mission-critical facilities.

The role focuses on the design and coordination of HVAC and cooling systems, supporting data center and critical infrastructure projects within multidisciplinary teams.

Key Responsibilities

- Support the design of HVAC and heat rejection systems for data centers and mission-critical environments, considering cooling loads, redundancy concepts, flexibility for phased expansion, airflow management, humidity control, and energy efficiency.

- Contribute to the selection and layout of cooling solutions such as CRAH/CRAC units, chilled water systems, DX systems, in-row cooling, fan wall units, and basic containment strategies, based on project requirements.

- Perform cooling and heating load calculations using industry tools, under the supervision of senior engineers when required.

- Assist in the design of chilled water plants, precision cooling systems, and mechanical ventilation systems, including preliminary equipment sizing and component selection.

- Prepare and support the development of technical drawings, specifications, calculation notes, and reports in English.

- Develop HVAC schematics, basic system architectures, single-line control diagrams, and P&IDs; for mechanical systems.

- Support HVAC system modeling in Revit, coordinate with other disciplines,



and assist with clash detection activities using Revit and/or Navisworks.

- Work closely with electrical, architectural, and structural teams to ensure coordinated and integrated design solutions.

- Stay updated on data center cooling technologies, HVAC best practices, and applicable international standards.

Qualifications

- Bachelor’s degree in Mechanical Engineering.

- Approx. 5 years of professional experience in HVAC and mechanical systems design for buildings, industrial, or critical facilities.

- Exposure to data center, mission-critical, or high-reliability HVAC systems.

- Familiarity with HVAC and mechanical ventilation system design, Chilled water systems and basic cooling plant, Thermal load calculations and equipment sizing and ASHRAE and general HVAC design standards.

- Working knowledge of design tools such as AutoCAD and/or mechanical calculation software.

- Working knowledge of Revit for HVAC modeling.

- Familiarity with data center design guidelines (e.G. Uptime Institute, TIA-942, ANSI/BICSI).

- Exposure to installation or commissioning phases of HVAC systems.

- Basic understanding of control strategies and sequences of operation.





- Awareness of energy efficiency and sustainability principles.

- Ability to work in multidisciplinary project teams.

- Good level of English, written and spoken.

- Any relevant certifications (data center, energy, sustainability) are a plus but not required.

Additional Information

What We Offer

AECOM: A World of Opportunities and Benefits

- Attractive Compensation Package: We offer a competitive salary along with a range of exclusive benefits, including hybrid work, meal vouchers, welfare program, resources for personal well-being and mental health, gym memberships, health insurance, laptop, smartphone, employee assistance program, business travel insurance, service recognition awards, and a pension savings plan.

- Office in the Heart of Milan: Central location, with easy access to all the city's conveniences.

- Work Flexibility: We offer flexible work options to help you maintain an optimal work-life balance.

- Public Transport Allowances: We help cover the costs of your daily commute.

- Culture of Equity, Diversity, and Inclusion in Welcoming Workplaces: Our culture promotes a welcoming and respectful work environment. AECOM Italy has obtained gender equality certification.

- Professional Growth and Development: We invest in your future with training and development programs to help you achieve your career goals.

This role is covered by the CCNL Commercio e Terziario applied by the Company.

Placement within the salary range will be determined on the basis of objective and neutr

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